<?php
//包含数据库配置文件
include '../../public/dbconfig.php';
//包含函数库文件
include '../../public/functions.php';
//调用函数 链接数据库
$link = con();
?>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>主要内容区main</title>
<link href="../css/css.css" type="text/css" rel="stylesheet" />
<link href="../css/main.css" type="text/css" rel="stylesheet" />
<link rel="shortcut icon" href="../images/main/favicon.ico" />
<style>
body{overflow-x:hidden; background:#f2f0f5; padding:15px 0px 10px 5px;}
#searchmain{ font-size:12px;}
#search{ font-size:12px; background:#548fc9; margin:10px 10px 0 0; display:inline; width:100%; color:#FFF; float:left}
#search form span{height:40px; line-height:40px; padding:0 0px 0 10px; float:left;}
#search form input.text-word{height:24px; line-height:24px; width:180px; margin:8px 0 6px 0; padding:0 0px 0 10px; float:left; border:1px solid #FFF;}
#search form input.text-but{height:24px; line-height:24px; width:55px; background:url(../images/main/list_input.jpg) no-repeat left top; border:none; cursor:pointer; font-family:"Microsoft YaHei","Tahoma","Arial",'宋体'; color:#666; float:left; margin:8px 0 0 6px; display:inline;}
#search a.add{ background:url(../images/main/add.jpg) no-repeat -3px 7px #548fc9; padding:0 10px 0 26px; height:40px; line-height:40px; font-size:14px; font-weight:bold; color:#FFF; float:right}
#search a:hover.add{ text-decoration:underline; color:#d2e9ff;}
#main-tab{ border:1px solid #eaeaea; background:#FFF; font-size:12px;}
#main-tab th{ font-size:12px; background:url(../images/main/list_bg.jpg) repeat-x; height:32px; line-height:32px;}
#main-tab td{ font-size:12px; line-height:40px;}
#main-tab td a{ font-size:12px; color:#548fc9;}
#main-tab td a:hover{color:#565656; text-decoration:underline;}
.bordertop{ border-top:1px solid #ebebeb}
.borderright{ border-right:1px solid #ebebeb}
.borderbottom{ border-bottom:1px solid #ebebeb}
.borderleft{ border-left:1px solid #ebebeb}
.gray{ color:#dbdbdb;}
td.fenye{ padding:10px 0 0 0; text-align:right;}
.bggray{ background:#f9f9f9}
</style>
</head>
<body>
<!--main_top-->
<table width="99%" border="0" cellspacing="0" cellpadding="0" id="searchmain">
  <tr>
    <td width="99%" align="left" valign="top">您的位置：用户管理</td>
  </tr>
  <tr>
    <td align="left" valign="top">
    <table width="100%" border="0" cellspacing="0" cellpadding="0" id="search">
  		<tr>
   		 <td width="90%" align="left" valign="middle">
	         <form method="get" action="list.php">
	         <span>友链名称：</span>
	         <input type="text" name="username" class="text-word">
			 <span>友链地址：</span>
	         <input type="text" name="url" class="text-word">
	         <input name="" type="submit" value="搜索" class="text-but">
	         </form>
         </td>
  		  <td width="10%" align="center" valign="middle" style="text-align:right; width:150px;"><a href="add.php" target="mainFrame" onFocus="this.blur()" class="add">新增友链</a></td>
  		</tr>
	</table>
    </td>
  </tr>
  <tr>
    <td align="left" valign="top">
    
    <table width="100%" border="0" cellspacing="0" cellpadding="0" id="main-tab">
      <tr>
        <th align="center" valign="middle" class="borderright">编号</th>
        <th align="center" valign="middle" class="borderright">友链名称</th>
        <th align="center" valign="middle" class="borderright">友链地址</th>
        <th align="center" valign="middle" class="borderright">友链描述</th>
        <th align="center" valign="middle" class="borderright">友链logo</th>
        <th align="center" valign="middle">操作</th>
      </tr>
	  <?php
		//判断友链名称
		if(!empty($_GET['username'])){
			$username = $_GET['username'];
			$wheres[] = "username like '%{$username}%'";
			$urls[] = "username={$username}";
		}
		//判断友链地址
		if(!empty($_GET['url'])){
			$url = $_GET['url'];
			$wheres[] = "url like '%{$url}%'";
			$urls[] = "url={$url}";
		}
		if(is_array($wheres)){
			//拼接where子句
			$where = " where ".implode(' and ',$wheres);
			//拼接url
			$url = "&".implode('&',$urls);
		}
		
		
		//当前页
		$page = isset($_GET['page']) ? $_GET['page'] : 1;
		//每页显示几条
		$pagerows = 4;
		//从哪里开始显示
		$offset = ($page - 1) * $pagerows;
		//定义limit子句
		$limit = "limit {$offset},{$pagerows}";
		
		//准备sql
		$fsql = "select id,username,logo,keywords,url from friends {$where} order by id {$limit}";
		//执行sql
		$fres = mysqli_query($link, $fsql);
		//判断结果集
		if($fres && mysqli_num_rows($fres)){
			while($finfo = mysqli_fetch_assoc($fres)){	
	  ?>
      <tr onMouseOut="this.style.backgroundColor='#ffffff'" onMouseOver="this.style.backgroundColor='#edf5ff'">
        <td align="center" valign="middle" class="borderright borderbottom"><?php echo $finfo['id']?></td>
        <td align="center" valign="middle" class="borderright borderbottom"><?php echo $finfo['username']?></td>
        <td align="center" valign="middle" class="borderright borderbottom"><?php echo $finfo['url']?></td>
        <td align="center" valign="middle" class="borderright borderbottom"><?php echo $finfo['keywords']?></td>
        <td align="center" valign="middle" class="borderright borderbottom">
			<?php 
				if($finfo['logo'] != ''){
			?>
				<img src="../../home/images/s_<?php echo $finfo['logo']?>">
			<?php
				}
			?>
		</td>
        <td align="center" valign="middle" class="borderbottom">
			<a href="edit.php?fid=<?php echo $finfo['id']?>" target="mainFrame" onFocus="this.blur()" class="add">编辑</a><span class="gray">&nbsp;|&nbsp;</span>
			<a href="del.php?fid=<?php echo $finfo['id']?>" target="mainFrame" onFocus="this.blur()" class="add">删除</a>
		</td>
      </tr>
    <?php
			}
			//释放结果集
			mysqli_free_result($fres);
		}
	?>
	</table></td>
    </tr>
	<?php
		//计算总页数
		//准备查询总条数sql
		$psql = "select count(*) from friends {$where}";
		//执行sql
		$pres = mysqli_query($link, $psql);
		//判断执行结果
		if($pres && mysqli_num_rows($pres)){
			$c = mysqli_fetch_row($pres);
		}
		//总页数 = ceil(总条数 / 每页显示的条数)
		$zpage = ceil($c[0] / $pagerows);
		//上一页
		$prevpage = $page - 1;
		if($prevpage < 1){
			$prevpage = 1;
		}
		//下一页
		$nextpage = $page + 1;
		if($nextpage > $zpage){
			$nextpage = $zpage;
		}
	?>
  <tr>
    <td align="left" valign="top" class="fenye"><?php echo $c[0]?> 条数据 <?php echo $page?>/<?php echo $zpage?> 页&nbsp;&nbsp;
	<a href="list.php?page=1<?php echo $url?>" target="mainFrame" onFocus="this.blur()">首页</a>&nbsp;&nbsp;
	<a href="list.php?page=<?php echo $prevpage.$url?>" target="mainFrame" onFocus="this.blur()">上一页</a>&nbsp;&nbsp;
	<a href="list.php?page=<?php echo $nextpage.$url?>" target="mainFrame" onFocus="this.blur()">下一页</a>&nbsp;&nbsp;
	<a href="list.php?page=<?php echo $zpage.$url?>" target="mainFrame" onFocus="this.blur()">尾页</a></td>
  </tr>
</table>
</body>
</html>